.banner {
    width: 100%;
    height: 478px;
    background: #000 url('../imgs/body-bg.png') no-repeat center;
}

/* 
.banner img {
    width: 100%;
} */

.city {
    background-color: #161616;
}

.city .city-c {
    margin: 0 auto;
    padding: 80px 0 100px;
    width: 1200px;
}

.city-c .city-list {
    padding-top: 35px;
    display: flex;
}

.city-list .type .item {
    width: 168px;
    font-size: 18px;
    color: #8c8c8c;
    line-height: 251px;
    text-align: center;
    background: rgba(255, 255, 255, .05);
    transition: line-height .4s ease;
}

.city-list .type .item:hover,
.city-list .type .item.active {
    color: #fff;
    background: #7a1717;
}

.city-list .list {
    width: 100%;
    overflow: hidden;
    display: flex;
}

.city-list .list .item {
    width: 25%;
    transition: width 0.4s ease;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center center;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.city-list .list .item:hover {
    width: 50%;
}

.city-list .item .mask {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, .5);
    opacity: 0;
    transition: all .3s ease;
}

.city-list .item .frame {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-wrap: wrap;
    align-content: center;
    width: 90%;
    height: 85%;
    border: 1px solid #dd1717;
    text-align: center;
    color: #fff;
}

.city-list .frame .en {
    width: 100%;
    font-size: 20px;
}

.city-list .frame .zh {
    width: 100%;
    font-size: 14px;
}

.city-list .frame .info {
    padding-top: 22px;
    width: 100%;
    font-size: 12px;
}

.city-list .item:hover .mask {
    opacity: 1;
}